Mitch McConnell on the shutdown's failure, ObamaCare's future and his own primary challenge.

It is a month since the government shutdown and a day after the election. The minority leader of the U.S. Senate, Mitch McConnell, longest-serving senator in Kentucky history (1985 to the present, up for a sixth term in 2014), is seated in his office talking about the stresses, strains and estrangements that mark the relationship between what is called the tea party and what is called the GOP establishment, which at the moment seems to consist of everyone who isn't in the tea party. Mr. McConnell is...